The Water Bowl: Deadly Zoo Cobra Goes Missing! Plus, Willie Nelson Sings for Horses

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updated 03/28/2011 AT 11:58 AM ET

originally published 03/28/2011 AT 10:30 AM ET

These stories are worth a click:

A 20-in. Egyptian cobra, whose venom can kill people and full-grown elephants, has gone missing from New York City’s Bronx Zoo. The reptile house has been closed while zoo staff search for the creature. –CNN.com

Willie Nelson, who has spoken out on behalf of the American mustang before, has covered “Wild Horses” with his children, grandchildren and great-grandchildren. Proceeds from the record’s sale will benefit the Animal Welfare Institute. –CMT News

Mouse sperm has been made by scientists in a culture dish, which was, until this point, thought to be impossible. –Nature

A boxer named Roxy jumped over the fence of her Staten Island home and wandered through a blizzard and across bridges, and was found a month later in New Jersey. “I wish she could talk to share her adventure,” her owner said. –NorthJersey.com